Triple
T3715903
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | E Line (Los Angeles Metro) |
E81528
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
Expo/Bundy station
Expo/Bundy station is an elevated light rail station in West Los Angeles serving the E Line of the Los Angeles Metro Rail system.
|
E382721
|
NE FINISHED |
How this triple was built (4 steps)
Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.
NER
Named-entity recognition
gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Expo/Bundy station | Statement: [E Line (Los Angeles Metro), hasStation, Expo/Bundy station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Expo/Bundy station Context triple: [E Line (Los Angeles Metro), hasStation, Expo/Bundy station]
-
A.
Thompson Square station
Thompson Square station was a former railway station in Wellington, New Zealand, that was closed and superseded by the more modern Wellington railway station.
-
B.
Monument station
Monument station is a central London Underground station serving the Circle and District lines, closely linked to Bank station and located near key financial and historic landmarks in the City of London.
-
C.
Forest Park station
Forest Park station is a Chicago Transit Authority rapid transit station in Forest Park, Illinois, serving as the western endpoint of the Blue Line.
-
D.
Memorial Park station
Memorial Park station is a light rail station on the Los Angeles Metro A Line serving the Old Pasadena area in Pasadena, California.
-
E.
Civic Center station
Civic Center station is a major public transit hub in downtown St. Louis, Missouri, serving MetroLink light rail and numerous bus routes near the Enterprise Center arena.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Expo/Bundy station Triple: [E Line (Los Angeles Metro), hasStation, Expo/Bundy station]
Generated description
Expo/Bundy station is an elevated light rail station in West Los Angeles serving the E Line of the Los Angeles Metro Rail system.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Expo/Bundy station Target entity description: Expo/Bundy station is an elevated light rail station in West Los Angeles serving the E Line of the Los Angeles Metro Rail system.
-
A.
Thompson Square station
Thompson Square station was a former railway station in Wellington, New Zealand, that was closed and superseded by the more modern Wellington railway station.
-
B.
Monument station
Monument station is a central London Underground station serving the Circle and District lines, closely linked to Bank station and located near key financial and historic landmarks in the City of London.
-
C.
Forest Park station
Forest Park station is a Chicago Transit Authority rapid transit station in Forest Park, Illinois, serving as the western endpoint of the Blue Line.
-
D.
Memorial Park station
Memorial Park station is a light rail station on the Los Angeles Metro A Line serving the Old Pasadena area in Pasadena, California.
-
E.
Civic Center station
Civic Center station is a major public transit hub in downtown St. Louis, Missouri, serving MetroLink light rail and numerous bus routes near the Enterprise Center arena.
- F. None of above. chosen
Provenance (5 batches)
The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.
| Step | Stage | Batch ID | Status | When |
|---|---|---|---|---|
| creating | Elicitation | batch_69ad8b1a81588190b3f27a5483bb610e |
completed | March 8, 2026, 2:43 p.m. |
| NER | Named-entity recognition | batch_69adc9cf77dc819098979094172d82d1 |
completed | March 8, 2026, 7:11 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b4ce0f690c819091d9caf9271f9bbd |
completed | March 14, 2026, 2:55 a.m. |
| NEDg | Description generation | batch_69b4cf6a84fc8190b07fbc31621bd871 |
completed | March 14, 2026, 3 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69b4d32caa7c81908332ac23bd4d9571 |
completed | March 14, 2026, 3:17 a.m. |
Created at: March 8, 2026, 3:33 p.m.